San Francisco 49ers running back Elijah Mitchell did not play in Friday's preseason opener against the Green Bay Packers because of a hamstring injury

After Friday's 28-21 win against the Packers, Niners coach Kyle Shanahan said Mitchell is dealing with a hamstring injury and won't play in next week's game against the Minnesota Vikings, either.

Hamstring injury - The same is true of cornerback Charvarius Ward, who is also dealing with a strained hamstring.

"Both of them had soft tissue injuries," Shanahan said. "They won't be available next week. We'll see the week after that."

Mitchell and Ward are expected to be ready for the regular-season opener Sept. 11 against the Chicago Bears.

Through the first two weeks of camp, Mitchell had resumed the role he  took on last season as San Francisco's starting running back. With  Mitchell out...